iSpring F3 NSF Certified 6-Month Prefilter Replacement Water Filter Cartridge Pack Set for Standard Reverse Osmosis RO Systems

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$ 17.06

Last price was updated on: 12th Dec 2025, 08:17 AM

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Pricing Analytics & Buying Assistance

Price Score: Excellent!

Poor Average Good Excellent

Current Price $17.06

$4.99

Lowest

$34.99

Highest

Buying Advice:
Excellent! Buy now. 43% chance price goes up. Buy soon.

Price History Benchmarks

Lowest Ever

$4.99

28th Oct 2015

Highest Ever

$34.99

15th Apr 2025

Average Price

$19.02

247 data points

Last 3M Low

$17.06

19th Sep 2025

Last 6M Low

$14.82

8th Jul 2025

Last 12M Low

$14.82

8th Jul 2025

Price History Chart

Product Variants

$17.06

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$17.92

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$56.70

iSpring F9K NSF Certified 1-Year Reverse Osmosis Water Filter, Alkaline Remineralization Filters for 6-Stage RO Systems, Without RO Membrane

Image of iSpring FT15 NSF Certified 5th Stage Inline Post Carbon Water Filter, Replacement Cartridge with 1/4" Quick Connect for Refrigerator, Ice Maker, RO Reverse Osmosis Water Filtration System

$18.99

iSpring FT15 NSF Certified 5th Stage Inline Post Carbon Water Filter, Replacement Cartridge with 1/4" Quick Connect for Refrigerator, Ice Maker, RO Reverse Osmosis Water Filtration System

Product Technical Information

Product Code	B00NQF490I
Market Place	amazon.com
Market Place Name	Amazon.com
Rating	4.6 ( 9746 ratings )
Category	Replacement Under-Sink Water Filters
Item Dimensions	11"D x 6"W x 6"H

Frequently Asked Questions

What is the lowest price ever for this product? ▶

The lowest price for iSpring F3 NSF Certified 6-Month Prefilter Replacement Water Filter Cartridge Pack Set for Standard Reverse Osmosis RO Systems was $4.99 on 28th Oct 2015. This is the best recorded deal so far.
What is the highest price ever for this product? ▶

The highest price for iSpring F3 NSF Certified 6-Month Prefilter Replacement Water Filter Cartridge Pack Set for Standard Reverse Osmosis RO Systems was $34.99 on 15th Apr 2025. Prices have dropped since then.
What is the average price of this product? ▶

The average price for iSpring F3 NSF Certified 6-Month Prefilter Replacement Water Filter Cartridge Pack Set for Standard Reverse Osmosis RO Systems is $19.02 (247 data points). This helps you compare current deals.
What is the lowest price in the last 3 months? ▶

In the last 3 months, iSpring F3 NSF Certified 6-Month Prefilter Replacement Water Filter Cartridge Pack Set for Standard Reverse Osmosis RO Systems reached a low of $17.06 on 19th Sep 2025. Recent price trends may help you decide when to buy.
Should I buy this product now? ▶

Buy now. The price is excellent compared to its history. 43% chance price goes up. Price may increase soon.